67628680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 183617280

約数和(自身を除く): 115988600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 43, 56, 70, 82, 86, 137, 140, 164, 172, 205, 215, 274, 280, 287, 301, 328, 344, 410, 430, 548, 574, 602, 685, 820, 860, 959, 1096, 1148, 1204, 1370, 1435, 1505, 1640, 1720, 1763, 1918, 2296, 2408, 2740, 2870, 3010, 3526, 3836, 4795, 5480, 5617, 5740, 5891, 6020, 7052, 7672, 8815, 9590, 11234, 11480, 11782, 12040, 12341, 14104, 17630, 19180, 22468, 23564, 24682, 28085, 29455, 35260, 38360, 39319, 41237, 44936, 47128, 49364, 56170, 58910, 61705, 70520, 78638, 82474, 98728, 112340, 117820, 123410, 157276, 164948, 196595, 206185, 224680, 235640, 241531, 246820, 314552, 329896, 393190, 412370, 483062, 493640, 786380, 824740, 966124, 1207655, 1572760, 1649480, 1690717, 1932248, 2415310, 3381434, 4830620, 6762868, 8453585, 9661240, 13525736, 16907170, 33814340, 67628680]

約数ペア:

[(1, 67628680), (2, 33814340), (4, 16907170), (5, 13525736), (7, 9661240), (8, 8453585), (10, 6762868), (14, 4830620), (20, 3381434), (28, 2415310), (35, 1932248), (40, 1690717), (41, 1649480), (43, 1572760), (56, 1207655), (70, 966124), (82, 824740), (86, 786380), (137, 493640), (140, 483062), (164, 412370), (172, 393190), (205, 329896), (215, 314552), (274, 246820), (280, 241531), (287, 235640), (301, 224680), (328, 206185), (344, 196595), (410, 164948), (430, 157276), (548, 123410), (574, 117820), (602, 112340), (685, 98728), (820, 82474), (860, 78638), (959, 70520), (1096, 61705), (1148, 58910), (1204, 56170), (1370, 49364), (1435, 47128), (1505, 44936), (1640, 41237), (1720, 39319), (1763, 38360), (1918, 35260), (2296, 29455), (2408, 28085), (2740, 24682), (2870, 23564), (3010, 22468), (3526, 19180), (3836, 17630), (4795, 14104), (5480, 12341), (5617, 12040), (5740, 11782), (5891, 11480), (6020, 11234), (7052, 9590), (7672, 8815)]